You can find all the (including the explorer) dialogue here + explanations
https://ageofempires.fandom.com/wiki/British
just scroll down to dialogue.

man, this strategy seems relly risky in team games overall, especially when the enemy rushes one of your teammates (since you don't have any mil). But these outposts can really be useful there tho.

Do you think adding the 2 outpost card could be viable in this one or you don't get enough xp to even ship it ?